Fed up with steep membership fees and monotonous step classes, women are turning to more exotic ways to keep fit. Anushka Asthana and Tom Reilly report.
From Cape Town to Chile, Alastair Humphreys' global bike ride has taken him to the end of the world, with a spot of naked cycling thrown in. Here he recounts the highlights of his second year on the road.
The hills are alive with the sound of Jeannette Hyde gasping for breath as a Gladiator takes her hiking and swimming in the shadow of Mont Blanc to test her fitness to the limit.